Documentary

The basis of which was the filming of authentic events and individuals. Tasks of documentary films:
     
  • A means of teaching and enlightenment (educational films).  
  • Research (geographical, zoological, historical, ethnographic, and so on).  
  • Propaganda (science, product, technology, religion, and so on).  
  • Chronicle (long-term observation of the event, reporting, and the like).  
  • Publicism.